Officer Arnulfo Crispin

Orlando Sentinel File

Lakeland police officer Arnulfo Crispin, 25, who had been on the force for 18 months, died Dec. 20, 2010. He was shot in the head Dec. 18 while checking on a complaint about three suspicious men near an apartment complex. Kyle Williams, 19, was arrested on a charge of first-degree murder of a law-enforcement officer with a firearm.

Lakeland police officer Arnulfo Crispin, 25, who had been on the force for 18 months, died Dec. 20, 2010. He was shot in the head Dec. 18 while checking on a complaint about three suspicious men near an apartment complex. Kyle Williams, 19, was arrested on a charge of first-degree murder of a law-enforcement officer with a firearm.